HCID 9823775, compound → HCID 15034736, compound

Participants

Reaction Steps

A suspension of 3.8 g of 5-[4-hydroxy-4-(3,4-methylenedioxyphenyl)piperidinomethyl]-3-p-methoxyphenyloxazolidin-2-one in 50 ml of 1,2-dichloroethane is added dropwise to a boiling solution of 15.6 g of dimethyl sulphide/boron tribromide complex in 50 ml of 1,2-dichloroethane, the mixture is boiled for another 30 minutes, worked up as usual, to give 5-[4-hydroxy-4-(3,4-methylenedioxyphenyl)piperidinomethyl]-3-p-hydroxyphenyloxazolidin-2-one.

Provenance & Evidence